<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" :inline="true" label-width="68px">
      <el-form-item label="灯谜名称" prop="name">
        <el-input
          v-model="queryParams.name"
          placeholder="请输入灯谜名称"
          clearable
          size="small"
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="状态">
        <el-select v-model="queryParams.status" placeholder="状态" clearable size="small">
          <el-option
            v-for="dict in wsgMmStatus"
            :key="dict.dictValue"
            :label="dict.dictLabel"
            :value="dict.dictValue"
          />
        </el-select>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['wsg:dm:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['wsg:dm:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['wsg:dm:remove']"
        >删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPermi="['wsg:dm:export']"
        >导出</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="info"
          icon="el-icon-upload2"
          size="mini"
          @click="handleImport"
          v-hasPermi="['wsg:dm:import']"
        >导入</el-button>
      </el-col>

      <el-col :span="1.5">
        <el-button
          type="primary"
          icon="el-icon-plus"
          size="mini"
          @click="generateCode"
          v-hasPermi="['wsg:dm:generateCode']"
        >生成题目二维码</el-button>
      </el-col>
    </el-row>

    <el-table v-loading="loading" :data="dmList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="ID" align="center" prop="id" />
      <el-table-column label="灯谜名称" align="center" prop="name" />
      <el-table-column label="状态" align="center" prop="status" :formatter="wsgMmStatusFormat"/>
      <el-table-column label="答案" align="center" prop="answer" />
      <el-table-column label="创建时间" align="center" prop="createTime" />
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['wsg:dm:edit']"
          >修改</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['wsg:dm:remove']"
          >删除</el-button>
        </template>
      </el-table-column>
    </el-table>
    
    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改万寿宫-灯谜题目对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="700px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="100px">
        <el-row :gutter="24" >
          <el-col :span="12">
            <el-form-item label="灯谜名称" prop="name">
              <el-input v-model="form.name"  placeholder="请输入灯谜名称" />
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="答案" prop="answer">
              <el-input v-model="form.answer" placeholder="请输入答案" />
            </el-form-item>
          </el-col>
        </el-row>
        <el-form-item label="状态">
          <el-select v-model="form.status" placeholder="状态" clearable size="small">
            <el-option
              v-for="dict in wsgMmStatus"
              :key="dict.dictValue"
              :label="dict.dictLabel"
              :value="dict.dictValue"
            />
          </el-select>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
    <!-- 灯谜数据导入对话框 -->
    <el-dialog :title="upload.title" :visible.sync="upload.open" width="400px" append-to-body>
      <el-upload
        ref="upload"
        :limit="1"
        accept=".xlsx, .xls"
        :headers="upload.headers"
        :action="upload.url + '?updateSupport=' + upload.updateSupport"
        :disabled="upload.isUploading"
        :on-progress="handleFileUploadProgress"
        :on-success="handleFileSuccess"
        :auto-upload="false"
        drag
      >
        <i class="el-icon-upload"></i>
        <div class="el-upload__text">
          将文件拖到此处，或
          <em>点击上传</em>
        </div>
        <div class="el-upload__tip" slot="tip">
          <el-link type="info" style="font-size:12px" @click="importTemplate">下载模板</el-link>
        </div>
        <div class="el-upload__tip" style="color:red" slot="tip">提示：仅允许导入“xls”或“xlsx”格式文件！</div>
      </el-upload>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitFileForm">确 定</el-button>
        <el-button @click="upload.open = false">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listDm, getDm, delDm, addDm, updateDm, exportDm, importTemplate, generateCode} from "@/api/wsg/dm";
import { getToken } from "@/utils/auth";

export default {
  name: "Dm",
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 总条数
      total: 0,
      // 万寿宫-灯谜题目表格数据
      dmList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        name: undefined,
        status: undefined,
        wxClientId: undefined,
        answer: undefined
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        name: [
          { required: true, message: "灯谜名称不能为空", trigger: "blur" }
        ],
        answer: [
          { required: true, message: "灯谜答案不能为空", trigger: "blur" }
        ]
      },
      // 灯谜状态
      wsgMmStatus:[],
      // 灯谜导入数据
      upload: {
        // 是否显示弹出层（灯谜导入）
        open: false,
        // 弹出层标题（灯谜导入）
        title: "",
        // 是否禁用上传
        isUploading: false,
        // 是否更新已经存在的用户数据
        updateSupport: true,
        // 设置上传的请求头部
        headers: { Authorization: "Bearer " + getToken() },
        // 上传的地址
        url: process.env.VUE_APP_BASE_API + "/wsg/dm/importData"
      },
    };
  },
  created() {
      // 获取灯谜状态
      this.getDicts("wsg_dm_status").then(response => {
        this.wsgMmStatus = response.data;
      });
    this.getList();
  },
  methods: {
    /** 查询万寿宫-灯谜题目列表 */
    getList() {
      this.loading = true;
      listDm(this.queryParams).then(response => {
        this.dmList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        id: undefined,
        name: undefined,
        status: "0",
        delFlag: undefined,
        createBy: undefined,
        createTime: undefined,
        updateBy: undefined,
        updateTime: undefined,
        wxClientId: undefined,
        answer: undefined
      };
      this.resetForm("form");
    },
    // 灯谜状态字典翻译
    wsgMmStatusFormat(row, column) {
      return this.selectDictLabel(this.wsgMmStatus, row.status);
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.id)
      this.single = selection.length!=1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加万寿宫-灯谜题目";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const id = row.id || this.ids
      getDm(id).then(response => {
        this.form = response.data;
        this.open = true;
        this.title = "修改万寿宫-灯谜题目";
      });
    },
    /** 提交按钮 */
    submitForm: function() {
      var status = this.form.status;
      if (status == '' || status == undefined || status.length <= 0) {
        this.msgError("请选择状态");
        return;
      }
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.id != undefined) {
            updateDm(this.form).then(response => {
              if (response.code === 200) {
                this.msgSuccess("修改成功");
                this.open = false;
                this.getList();
              }
            });
          } else {
            addDm(this.form).then(response => {
              if (response.code === 200) {
                this.msgSuccess("新增成功");
                this.open = false;
                this.getList();
              }
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const ids = row.id || this.ids;
      this.$confirm('是否确认删除万寿宫-灯谜题目编号为"' + ids + '"的数据项?', "警告", {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning"
        }).then(function() {
          return delDm(ids);
        }).then(() => {
          this.getList();
          this.msgSuccess("删除成功");
        }).catch(function() {});
    },
    // 生成题目二维码
    generateCode() {
      generateCode().then(response => {
        if (response.code === 200) {
          this.msgSuccess("生成题目二维码成功");
          let data = response.data;
          let path = process.env.VUE_APP_BASE_API + data;
          console.log(path);
          this.open = false;
          const a = document.createElement('a');
          a.href = path;
          a.setAttribute('download', '灯谜二维码');
          a.click();
        }
      });
    },
    /** 导出按钮操作 */
    handleExport() {
      const queryParams = this.queryParams;
      this.$confirm('是否确认导出所有万寿宫-灯谜题目数据项?', "警告", {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning"
        }).then(function() {
          return exportDm(queryParams);
        }).then(response => {
          this.download(response.msg);
        }).catch(function() {});
    },
    /** 导入按钮操作 */
    handleImport() {
      this.upload.title = "灯谜导入";
      this.upload.open = true;
    },
    // 文件上传中处理
    handleFileUploadProgress(event, file, fileList) {
      this.upload.isUploading = true;
    },
    /** 下载模板操作 */
    importTemplate() {
      importTemplate().then(response => {
        this.download(response.msg);
      });
    },
    // 提交上传文件
    submitFileForm() {
      this.$refs.upload.submit();
    },
    // 文件上传成功处理
    handleFileSuccess(response, file, fileList) {
      this.upload.open = false;
      this.upload.isUploading = false;
      this.$refs.upload.clearFiles();
      this.$alert(response.msg, "导入结果", { dangerouslyUseHTMLString: true });
      this.getList();
    },
  }
};
</script>
